还原剂

Then, Ag nanoparticles were synthesized in [C2OHmim]BF4 ionic liquids. The structure and morphology of the nanoparticles were characterized by XRD and TEM, respectively.

以所合成的离子液体作为还原剂、稳定剂与反应介质制备了Ag纳米微粒，用XRD和TEM对微粒的结构和形貌进行了表征。

The products were well dispersed and the HRTEM images of the small particles presented clear lattice fringes with the interfringe distance measured to be 0.23nm, which well corresponds to the lattice spacing of the {111} plane.

使用温和的柠檬酸钠为还原剂用热化学的方法制备铂纳米粒子，所得产品的TEM照片表明其具有良好的分散性，对产品进行HRTEM测试，发现小颗粒具有清晰的晶格条纹，晶面间距为0.23nm，与铂的{111}面数据吻合。

Monodispersed SAM-protected Au nanoparticles are biosynthesized extracellularly by an efficient, simple and environmentally friendly procedure using Bacillus megatherium D01 and Bacillus licheniformis R08 as the reducing agent and using dodecanethiol and mercaptoacetic acid sodium salt as the capping ligand at 26℃.

利用巨大芽孢杆菌(Bacillus megaterium，菌号D01)和地衣芽孢杆菌(Bacilluslicheniformis，菌号R08)作为还原剂，分别以十二烷基硫醇和巯基乙酸钠作为保护剂，生物合成了单分散的Au MPCs。

The effects of equilibrium time,acidity of the solution,temperature,concentration of redox reagents on the adsorption of neptunium by silica gel were carried out.

进行了吸附平衡时间、酸度、温度、氧化还原剂浓度等条件对硝酸溶液中Np、Np和Np在硅胶上吸附的影响的实验，与吸附时同酸度条件下的洗脱实验，用浓度为3mol／L的硝酸作为解吸剂的解吸实验。

Reduced nicotinamide nucleotides can function as reductants to nitrogenase.

还原的烟酰胺核苷酸对固态酶可以起还原剂的作用。

METHODS: Heparin with an aldehyde group as reducing end was prepared by nitrous acid degradation method.

将肝素钠用亚硝酸降解法降解，得到还原末端为醛基的肝素，分别溶解于二甲亚砜、含0.05 mL，0.5 mL冰醋酸的二甲亚砜溶液，再与对巯基苯胺发生还原胺化反应，用氰基硼氢化钠作还原剂，得到带巯基的肝素衍生物。

The analysis of X—ray diffraction and scanning electronic microscope indicate that the arsenic powder obtained by this method is noncrystalline i.

本文提出了一种新方法，即在还原砷粉末的酸洗溶液中加入一种还原剂，防止形成β—锡酸，提高了砷粉末的除锡洗涤效果，获得的砷粉末纯度达99.2％。

By controlling the potential of the electrolyte solutions,this technique can be employed in studies formation of DNA strand breaks.CT-DNA was cleaved by adding amounts of CuL or NiL complex in the absence of chemical reagent when appropriate electrode potential(sufficiently negative or positive to reduce or oxidate metal ions) was applied.

根据获得的实验结果，CuL或NiL存在下，电解溶液的电位合适时(足够负或足够正的电位，保证金属离子的还原或氧化)，不需要加入额外的氧化剂或还原剂，同样可以切割小牛胸腺DNA，CuL劈裂能力强于NiL配合物。

According to state corrosion rate experiment,it is possible that acetaldehyde oxime is reducer in the oxidation solution,and its result is very good in the boiler acid cleaning of some power plant.

根据静态腐蚀速率试验，证明乙醛肟在氧化性溶液中用作还原剂是可行的。

After pidgeon process, with the reductant of ferrosilicon, the experiment show that accord with the Mg metal smelting requirment at all.

矿层稳定，性能良好，经以硅铁作还原剂，采用横罐外热法炼镁试验结果，完全符合冶炼金属镁的要求。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。